Finding the Fourth Proportional to 115,309,353.06, 159,126,900.84 and 63,098,394.93
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Solution
The fourth proportional to 115,309,353.06, 159,126,900.84 and 63,098,394.93 is: 87,075,781.51
Step by Step Solution
- Step 1: Write the proportion equation
115,309,353.06 : 159,126,900.84 = 63,098,394.93 : x - Step 2: Convert to fraction form
115,309,353.06/159,126,900.84 = 63,098,394.93/x - Step 3: Cross multiply
115,309,353.06x = 159,126,900.84 × 63,098,394.93 - Step 4: Simplify right side
115,309,353.06x = 10,040,652,033,189,268 - Step 5: Solve for x
x = 10,040,652,033,189,268/115,309,353.06 - Step 6: Final answer
x = 87,075,781.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.